:root {
    --bg: #f5f7f8;
    --surface: #ffffff;
    --surface-strong: #eef4f2;
    --line: #d9e2df;
    --text: #17211f;
    --muted: #63716d;
    --primary: #0e6f5c;
    --primary-dark: #0a5144;
    --accent: #2c6eb8;
    --warning: #9f6b00;
    --critical: #b42318;
    --success: #177245;
    --radius: 8px;
    --shadow: 0 10px 28px rgba(23, 33, 31, 0.08);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
}

a {
    color: inherit;
}

.app-shell {
    display: grid;
    grid-template-columns: 292px minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    background: #13231f;
    color: #eef7f4;
    padding: 20px 16px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    padding: 8px;
    margin-bottom: 20px;
}

.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: var(--radius);
    background: var(--primary);
    display: grid;
    place-items: center;
    font-weight: 800;
}

.brand strong,
.brand small {
    display: block;
}

.brand small,
.nav-link small,
.eyebrow,
.panel small,
.metric small {
    color: var(--muted);
}

.sidebar .brand small,
.sidebar .nav-link small,
.sidebar .nav-group {
    color: #a9bbb5;
}

.nav-group {
    margin: 20px 8px 8px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
}

.module-nav {
    display: grid;
    gap: 3px;
}

.nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 10px;
    border-radius: 6px;
    color: #e8f1ef;
    text-decoration: none;
    font-size: 0.92rem;
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.is-active {
    background: rgba(255, 255, 255, 0.11);
    outline: none;
}

.main {
    min-width: 0;
    padding: 24px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 20px;
}

.user-menu {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 6px 10px;
    min-width: 220px;
    font-size: 0.86rem;
}

.user-menu span,
.user-menu small {
    grid-column: 1;
}

.user-menu form {
    margin: 0;
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 0;
    font-size: 1.8rem;
}

h2 {
    font-size: 1rem;
    margin-bottom: 0;
}

.eyebrow {
    margin-bottom: 5px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.command-search {
    display: grid;
    gap: 5px;
    min-width: min(420px, 100%);
}

.command-search label {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 700;
}

.command-search input {
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 0 14px;
    background: var(--surface);
    font: inherit;
}

.command-search input:focus-visible,
.button:focus-visible,
.text-action:focus-visible,
.endpoint-list a:focus-visible {
    outline: 3px solid rgba(44, 110, 184, 0.25);
    outline-offset: 2px;
}

.runtime-notice {
    border: 1px solid #f0d28a;
    background: #fff8e5;
    color: #654400;
    border-radius: var(--radius);
    padding: 12px 14px;
    margin-bottom: 18px;
}

.flash {
    border: 1px solid var(--line);
    background: var(--surface-strong);
    border-radius: var(--radius);
    padding: 10px 12px;
    margin-bottom: 14px;
}

.flash-success {
    border-color: #9bd4b6;
    background: #edf9f3;
    color: #0a4f2f;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.metric,
.panel,
.module-hero {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.metric {
    padding: 16px;
    min-height: 122px;
    display: grid;
    align-content: space-between;
}

.metric span {
    color: var(--muted);
    font-size: 0.86rem;
    font-weight: 700;
}

.metric strong {
    font-size: 1.65rem;
}

.metric.is-warning {
    border-color: #f1c15f;
}

.metric.is-critical {
    border-color: #f2a7a1;
}

.workspace-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.panel {
    padding: 16px;
    min-width: 0;
}

.panel-large {
    grid-column: span 2;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 14px;
}

.text-action,
.button {
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
}

.button-primary {
    border-color: var(--primary);
    background: var(--primary);
    color: #fff;
}

.button-danger {
    border-color: #f2a7a1;
    background: #fff4f2;
    color: var(--critical);
}

.icon-button {
    min-height: 32px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    padding: 0 10px;
    font: inherit;
    cursor: pointer;
}

.operation-form {
    display: grid;
    gap: 12px;
}

.operation-form label {
    display: grid;
    gap: 6px;
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 700;
}

.operation-form input,
.operation-form select,
.operation-form textarea {
    width: 100%;
    min-height: 40px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 8px 10px;
    background: var(--surface);
    color: var(--text);
    font: inherit;
}

.operation-form textarea {
    resize: vertical;
}

.check-row {
    grid-template-columns: auto 1fr;
    align-items: center;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 8px 10px;
}

.check-row input {
    width: 18px;
    min-height: 18px;
}

.inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background: #eef4f2;
}

.login-shell {
    width: min(100%, 440px);
}

.login-panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
}

.login-brand {
    margin: 0 0 24px;
    padding: 0;
}

.login-form {
    display: grid;
    gap: 12px;
    margin-top: 18px;
}

.login-form label {
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 700;
}

.login-form input {
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 0 12px;
    font: inherit;
}

.login-error {
    margin-top: 16px;
    margin-bottom: 0;
}

.text-action {
    color: var(--primary);
    font-size: 0.86rem;
}

.button {
    border: 1px solid var(--primary);
    background: var(--primary);
    color: #fff;
    padding: 0 14px;
}

.button.button-danger {
    border-color: #f2a7a1;
    background: #fff4f2;
    color: var(--critical);
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th,
td {
    padding: 11px 10px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    white-space: nowrap;
}

th {
    color: var(--muted);
    font-size: 0.76rem;
    text-transform: uppercase;
}

.number {
    text-align: right;
}

.badge,
.approval,
.status-dot {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    border-radius: 999px;
    padding: 0 8px;
    background: var(--surface-strong);
    color: var(--primary-dark);
    font-size: 0.76rem;
    font-weight: 700;
    white-space: nowrap;
}

.approval,
.badge-critical,
.severity-critical {
    color: var(--critical);
}

.badge-watch,
.severity-warning,
.status-preview {
    color: var(--warning);
}

.badge-healthy,
.status-active {
    color: var(--success);
}

.stack,
.insight-list,
.workflow-list,
.timeline,
.endpoint-list {
    display: grid;
    gap: 10px;
}

.stock-row,
.insight,
.workflow-list article,
.timeline article,
.connector,
.endpoint-list a {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 11px;
    background: #fbfcfc;
}

.stock-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.stock-row strong,
.stock-row span,
.workflow-list strong,
.workflow-list span,
.timeline span,
.timeline p,
.connector strong,
.connector span {
    display: block;
}

.stock-values {
    display: grid;
    justify-items: end;
    gap: 6px;
}

.insight {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.insight p {
    margin-bottom: 0;
    color: var(--muted);
}

.connector-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.connector {
    display: grid;
    gap: 8px;
}

meter {
    width: 100%;
    height: 8px;
}

.timeline article p,
.workflow-list article span,
.connector span,
.stock-row span {
    color: var(--muted);
    font-size: 0.86rem;
}

.module-hero {
    padding: 18px;
    margin-bottom: 18px;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
}

.module-hero h2 {
    font-size: 1.18rem;
    max-width: 760px;
}

.endpoint-list a {
    color: var(--primary-dark);
    text-decoration: none;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.86rem;
}

@media (max-width: 1180px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
        height: auto;
    }

    .module-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .metric-grid,
    .workspace-grid,
    .connector-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .app-shell {
        display: flex;
        flex-direction: column;
    }

    .sidebar {
        order: 2;
        padding: 16px;
    }

    .sidebar .brand {
        margin-bottom: 12px;
    }

    .module-nav {
        max-height: 360px;
        overflow-y: auto;
    }

    .main {
        order: 1;
        padding: 16px;
    }

    .topbar,
    .module-hero,
    .stock-row,
    .insight {
        flex-direction: column;
        align-items: stretch;
    }

    .module-nav,
    .metric-grid,
    .workspace-grid,
    .connector-grid {
        grid-template-columns: 1fr;
    }

    .panel-large {
        grid-column: span 1;
    }
}